Question

there are 28 students in a mathematics class. if 1/4 of the students are called to the guidance office,1/3 of the remaining students are called to the nurse, and, finally, 1/2 of those left go to the library, how many students remain in the classroom

Answer 1

It should be about 24.7

Answer 2

28/4 = 7 students to guidance office/ 21 left

21/3 = 7 to nurse/ 14 left

14/2 = 7 to library/ 7 left

7 students left in the classroom